1. Product Overview
The GEONFINO G4 Pro Smart Door Lock offers advanced security and convenience for your home. This 6-in-1 keyless entry deadbolt integrates multiple unlocking methods and smart features for enhanced access control.
Key Features:
- 6-in-1 Keyless Entry: Unlock using fingerprint, APP control, IC card, passcode, mechanical key, or gateway (sold separately).
- Biometric Fingerprint Scanning: Secure and uncopyable fingerprint access in 0.5 seconds.
- TTLock App Control: Comprehensive management including power display, administrator setup, up to 200 passwords, remote lock/unlock, and real-time entry/exit logs.
- Enhanced Security: Anti-peeping password function and automatic locking feature (adjustable via app).
- Durable Construction: Made of high-quality zinc alloy with IP65 weather resistance.
- Long Battery Life: Up to 1 year of use on a single charge, with low battery reminders and emergency USB-A charging.
2. Package Contents
Please verify that all components are present before beginning installation.

Figure 2.1: GEONFINO G4 Pro Smart Door Lock and accessories.
- GEONFINO G4 Pro Smart Door Lock (Front and Rear Panels)
- Door Handle
- Mounting Plate
- Deadbolt Latch
- Strike Plate and Strike Box
- Mechanical Keys (2)
- IC Cards (2)
- Mounting Screws and Hardware
- User Manual
3. Installation Guide
The GEONFINO G4 Pro Smart Door Lock is designed for easy installation, typically within 15 minutes, without the need for external drilling for standard US doors.
3.1 Before Installation
- Ensure your door meets the following specifications:
- Hole Diameter: 1 inch (25mm)
- Distance from door edge to center of hole: 2-3/8" or 2-3/4" (60 or 70mm)
- Door Thickness: 1 3/5 to 2 inches (40mm-50mm)
- Confirm the direction of your door (left-hand or right-hand) to ensure proper handle orientation. The door handle is reversible and can be adjusted.

Figure 3.1: Door compatibility measurements.

Figure 3.2: Confirming door direction (Left vs. Right).
3.2 Installation Steps
Refer to the detailed installation video provided by GEONFINO for a step-by-step guide. The general process involves:
- Install the deadbolt latch into the door edge.
- Mount the exterior assembly (front panel) to the door.
- Install the interior mounting plate.
- Connect the cable from the exterior assembly to the interior assembly.
- Mount the interior assembly (rear panel) to the door.
- Install the door handle and test its operation.
- Install the strike plate and strike box on the door frame.
- After installation, a new password must be set; otherwise, the lock will remain unlocked.
4. Operating Instructions
4.1 Unlocking Methods
The GEONFINO G4 Pro Smart Door Lock offers six convenient ways to unlock:

Figure 4.1: Six ways to unlock the smart door lock.
- Fingerprint: Place your registered finger on the sensor. The lock will unlock in approximately 0.5 seconds.
- TTLock App Control: Use the TTLock app on your smartphone to remotely unlock the door via Bluetooth.
- IC Card: Tap a registered IC card on the designated area of the lock.
- Passcode: Enter your registered passcode on the keypad.
- Mechanical Key: Use the provided mechanical keys as a traditional backup.
- Gateway (Sold Separately): Connect to a gateway for Wi-Fi remote access and smart home integration (e.g., Alexa, Google Assistant).

Figure 4.2: Fingerprint unlocking.
4.2 Using the TTLock App
The TTLock app provides comprehensive control and monitoring of your smart lock:

Figure 4.3: TTLock App interface.
- Power Indicator: View the current battery level of the lock.
- Administrator Setup: Designate and manage multiple administrators.
- Password Management: Store and manage up to 200 unique passcodes for various users.
- Remote Lock/Unlock: Lock or unlock the door from anywhere via the app (requires gateway for Wi-Fi access).
- Access Logs: View real-time entry and exit records for monitoring.
- Temporary Passcodes: Generate one-time or time-limited passcodes for guests or service providers.
4.3 Security Features
- Anti-Peeping Passcode: Enter random digits before or after your actual passcode to prevent others from guessing your entry code.
- Auto-Locking: Configure the lock to automatically lock after a set period (e.g., 60 seconds) via the TTLock app.
- Anti-Tamper Design: The lock incorporates advanced technologies to deter tampering attempts.

Figure 4.4: Anti-peeping passcode and auto-locking in action.
4.4 Smart Voice Control (with Gateway)
When connected to a compatible gateway (sold separately), the GEONFINO G4 Pro can be integrated with smart home systems like Amazon Alexa and Google Assistant for voice control.

Figure 4.5: Smart voice control integration.
5. Care and Maintenance
5.1 Battery Management
- The smart lock is designed for long battery life, typically lasting up to 1 year under normal use.
- The lock will provide a low battery reminder when power is critically low.
- In case of complete power depletion, the lock can be emergency charged using a power bank connected via the USB-A port.

Figure 5.1: Emergency charging via power bank.
5.2 Weather Resistance
- The GEONFINO G4 Pro features an IP65 rating, providing resistance against dust and water splashes.
- It is designed to operate reliably in various weather conditions, with temperature resistance from 120°F down to -18.4°F.

Figure 5.2: Weatherproof protection.
5.3 Cleaning
Wipe the lock's surface with a soft, damp cloth. Avoid using abrasive cleaners or solvents that could damage the finish or electronic components.
6. Troubleshooting Common Issues
- Fingerprint not recognized: Ensure your finger is clean and dry. Re-register your fingerprint if the issue persists.
- Keypad unresponsive: Check battery levels. If the battery is low, use emergency charging or mechanical key.
- App connectivity issues: Ensure Bluetooth is enabled on your phone and you are within range. If using a gateway, verify its connection to Wi-Fi.
- Lock not responding: Try using the mechanical key. If the issue persists, check battery and ensure proper installation.
- Auto-lock not working: Verify that the auto-lock feature is enabled and configured correctly in the TTLock app.
7. Product Specifications
| Feature | Detail |
|---|---|
| Brand | GEONFINO |
| Model Name | G4 Pro |
| Lock Type | Biometric, Keypad |
| Special Features | Anti-Peeping Password, Auto-Lock, Fingerprint, Passcode Unlock, Rechargeable |
| Material | Zinc |
| Color | Black |
| Item Dimensions (L x W x H) | 6.69 x 7.48 x 4.27 inches |
| Item Weight | 16 ounces (1 pound) |
| Recommended Uses | Home security, Apartment security, Hotel access control |
| Connectivity Protocol | Bluetooth, Wi-Fi (with optional gateway) |
| Control Method | App, Remote, Touch |
| Controller Type | Amazon Alexa, Touch |
| Batteries Required | Yes (not included) |
| Manufacturer | Zhongshan City Geonfino Co., Ltd |
8. Warranty Information
GEONFINO provides a 12-month warranty for all products from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use.
Please retain your proof of purchase for warranty claims.
9. Customer Support
If you encounter any problems or have questions regarding your GEONFINO G4 Pro Smart Door Lock, please contact our customer service team. We are committed to providing support and will reply within 24 hours.
For the most up-to-date contact information, please visit the official GEONFINO website or refer to the contact details provided with your product packaging.





